{"id":191804,"date":"2025-02-16T07:53:58","date_gmt":"2025-02-16T07:53:58","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=191804"},"modified":"2025-02-16T07:54:04","modified_gmt":"2025-02-16T07:54:04","slug":"python","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/02\/16\/python\/","title":{"rendered":"Python"},"content":{"rendered":"\n

Python:<\/p>\n\n\n\n

import random
from tabulate import tabulate<\/p>\n\n\n\n

select the marks<\/h1>\n\n\n\n

gradePoints = {“A”:4,”B”:3,”C”:2,”D”:1,”F”:0}
courseList = [“CST 161″,”Mat 144″,”ENG 201″,”PSY 101″,”HIS 101”]
gradeList = [“A”,”B”,”C”,”D”,”F”]
creditList = [3,4]<\/p>\n\n\n\n

data = []
total_credit = 0
sums = 0<\/p>\n\n\n\n

input the number of course that you want to select randomly<\/h1>\n\n\n\n

n = int(input(“Enter the number of courses : “))
for i in range(n):
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 temp = []
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 #for courses
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 k = random.randint(0,4)
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 temp.append(courseList[k])
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 #for credits
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 k = random.randint(0,1)
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 total_credit += creditList[k]
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 temp.append(creditList[k])
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 #for grades
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 k = random.randint(0,4)
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 temp.append(gradeList[k])
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 #for gradepoints
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 sums += gradePoints[gradeList[k]] * temp[1]
\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 temp.append(gradePoints[gradeList[k]] * temp[1])<\/p>\n\n\n\n

\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 data.append(temp)<\/p>\n\n\n\n

print(tabulate(data,headers = [“Course”,”Credits”,”Grade”,”Value Per Course”]))
print(f”Total credits taken: {total_credit}”)
print(f”Total quality points earned : {sums}”)<\/p>\n\n\n\n

The Correct Answer and Explanation is :<\/strong><\/mark><\/p>\n\n\n\n

Explanation:<\/h3>\n\n\n\n
    \n
  1. Imports and Initialization:<\/strong><\/li>\n<\/ol>\n\n\n\n
      \n
    • The code uses random<\/code> to select courses, grades, and credits randomly, and tabulate<\/code> to format the output into a table.<\/li>\n\n\n\n
    • gradePoints<\/code> stores the numeric values for letter grades, where A=4, B=3, etc.<\/li>\n\n\n\n
    • courseList<\/code>, gradeList<\/code>, and creditList<\/code> define the courses, possible grades, and credit hours that will be used for the random selection.<\/li>\n<\/ul>\n\n\n\n
        \n
      1. Data Collection:<\/strong><\/li>\n<\/ol>\n\n\n\n
          \n
        • The user is prompted to input the number of courses they want to select.<\/li>\n\n\n\n
        • A loop runs n<\/code> times, selecting a course, credit hours, and grade randomly for each iteration. For each course selected, its grade points (calculated as gradePoints[grade] * credit<\/code>) are accumulated in the variable sums<\/code>.<\/li>\n\n\n\n
        • The total credit hours (total_credit<\/code>) are also accumulated.<\/li>\n<\/ul>\n\n\n\n
            \n
          1. Tabulate Output:<\/strong><\/li>\n<\/ol>\n\n\n\n
              \n
            • The tabulate()<\/code> function is used to present the data in a neat tabular format with headers for each column: “Course”, “Credits”, “Grade”, and “Value Per Course.”<\/li>\n<\/ul>\n\n\n\n
                \n
              1. Calculation of Total Credits and Quality Points:<\/strong><\/li>\n<\/ol>\n\n\n\n
                  \n
                • Finally, after the loop, the total number of credits and total quality points earned are displayed.<\/li>\n<\/ul>\n\n\n\n

                  Key Fixes:<\/h3>\n\n\n\n
                    \n
                  • Indentation Issues:<\/strong> Python is very sensitive to indentation. The original code had strange characters (\u00c3\u201a\u00c2<\/code>) and inconsistent indentation, which have been fixed.<\/li>\n\n\n\n
                  • Correct Calculation of Grade Points:<\/strong> The grade points for each course are now correctly calculated by multiplying the credit hours with the grade’s corresponding value.<\/li>\n\n\n\n
                  • Fixed Looping and Data Appending:<\/strong> Ensured that data was being correctly appended into the data<\/code> list.<\/li>\n<\/ul>\n\n\n\n

                    This code simulates selecting random courses, grades, and credits, and then calculates and displays the total credits and grade points.<\/p>\n","protected":false},"excerpt":{"rendered":"

                    Python: import randomfrom tabulate import tabulate select the marks gradePoints = {“A”:4,”B”:3,”C”:2,”D”:1,”F”:0}courseList = [“CST 161″,”Mat 144″,”ENG 201″,”PSY 101″,”HIS 101”]gradeList = [“A”,”B”,”C”,”D”,”F”]creditList = [3,4] data = []total_credit = 0sums = 0 input the number of course that you want to select randomly n = int(input(“Enter the number of courses : “))for i in range(n):\u00c3\u201a\u00c2 \u00c3\u201a\u00c2 temp […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-191804","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/191804","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=191804"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/191804\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=191804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=191804"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=191804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}